The unit-step steady-state error of a system whose forward path transfer function G(s) =\(\dfrac{{120\left( {s + 2} \right)}}{{\left( {s + 3} \right)\left( {s + 4} \right)}}\) and unity-feedback is
1
∞
2
0
3
1/20
4
1/21
5
Question Not Attempted
The unit-step steady-state error of a system whose forward path transfer function G(s) =\(\dfrac{{120\left( {s + 2} \right)}}{{\left( {s + 3} \right)\left( {s + 4} \right)}}\) and unity-feedback is